/Engine/Source/Developer/DerivedDataCache/Public/DerivedDataBuildKey.h
namespace UE { namespace DerivedData { bool UE::DerivedData::operator< ( const [FBuildActionKey](API\Developer\DerivedDataCache\FBuildActionKey) & A, const [FBuildActionKey](API\Developer\DerivedDataCache\FBuildActionKey) & B ) } }